BMW MINI Cooper One F54 F55 Rear Seat Right O/S Lower Belt Buckle 7364225

Visual condition of the part 

The product shows signs of use visible in the photos. 

BMW MINI Cooper One F54 F55 Rear Seat Right O/S Lower Belt Buckle is an item from the Seat belts and parts category, designed for the rear right side of the vehicle body. This component is responsible for the controlled tensioning of the seat belt, which improves passenger body stabilization and increases safety during sudden braking or collisions. Thanks to its original Mini manufacturing, it serves as a consistent element of the vehicle's safety system.

Specifications and technical data

• SKU: 7364225
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7364225
• Substitutable numbers: 72117364225, 7364225, PK
• Location on the vehicle: Rear, Right
• Category: Seat Belts & Parts

Purpose and function of the seat belt tensioner

The rear right seat belt tensioner in Mini F54/F55 series models works with the seat belt to reduce its slack in a fraction of a second during an emergency. Its placement in the rear zone, on the right side, ensures a perfect fit with the body structure and factory mounting points. A properly functioning tensioner minimizes the risk of excessive passenger body movement, which is crucial for protecting the chest, pelvis, and head.

Compatibility with Mini vehicles

The presented tensioner has been designed with the architecture of Mini seats and bodywork in mind, which translates into proper belt routing, correct positioning of the buckle, and compatibility with passive safety systems. Using an original Mini solution reduces the risk of installation issues, incorrect operating angles, or incompatibility with the vehicle's electronics.

Technical characteristics and installation

The rear right seat belt tensioner is a mechanical component integrated with the seat belt mounting system. The design intended for installation in the rear part of the cabin on the right side allows for:

• stable anchoring in factory mounting points,
• cooperation with the seat belt dedicated to the rear bench,
• maintaining the correct geometry of belt routing relative to the seat and body.

During replacement, it is recommended to have the installation performed by a person with experience in passive safety systems, following the vehicle manufacturer's procedures. Proper tightening of the mounts and correct belt routing are crucial for maintaining protective functions.

Condition of the item and benefits of using a used part

The offered tensioner comes from the used parts segment, which allows for an economical repair of the safety system while maintaining the original Mini design. Choosing such a solution is particularly beneficial for post-accident component replacement, where it is necessary to restore the full functionality of the rear seat belt without interfering with the factory design. Using a component from the same model line facilitates maintaining the consistent operation of the entire system.

Safety, diagnostics, and part selection

Before installation, it is worth verifying the compatibility of the tensioner with the specific vehicle equipment version and rear bench configuration. It is also recommended to check the system for any error codes stored in the safety control units following a previous system deployment. A properly selected rear right seat belt tensioner helps restore full safety functionality, which is important both for passenger safety and for potential technical inspections.

If you are planning a comprehensive repair or upgrade of the rear passenger safety zone in your Mini and need other elements from the same group, such as belts, buckles, or mounts, check the available parts in the Mini seat belts and parts category.

To better plan your repair and consciously choose original components for your car, it is worth reading the guide describing the most frequently chosen elements from the secondary market – you can find a detailed summary in the article The best used car parts – a guide to the most frequently chosen original parts.